A carotid ultrasound does not require fasting.
Carotid ultrasound is a non-invasive test to assess the presence of atherosclerosis and stenosis in the carotid arteries. Carotid ultrasound is not affected by diet and can be performed regardless of dietary status.
Carotid ultrasound provides information about the severity of carotid atherosclerosis, measures the speed of blood flow, and determines the presence of stenosis in the carotid arteries. Carotid ultrasound is not related to diet. For abdominal, especially hepatobiliary system ultrasound examination, fasting is required, otherwise it will affect the results of ultrasound examination.
Color ultrasound examination in the clinical use of more convenient, for parenchymal organs, arterial and venous vascular lesions have a good evaluation value, the examination needs to be well prepared, in order to better carry out the relevant examination. The specific examination should follow the doctor’s instructions.